Kemija - 2022. ljeto, 15.

A. $2\mathrm{A}\mathrm{g}\mathrm{C}\mathrm{l}(\mathrm{s})\stackrel{hv}{\to }2\mathrm{A}\mathrm{g}(\mathrm{s})+{\mathrm{C}\mathrm{l}}_2(\mathrm{g})2\; ~\backslash mathrm\{AgCl\}(\backslash mathrm\{s\})\; \backslash xrightarrow\{\; hv\; \}\; 2\; ~\backslash mathrm\{Ag\}(\backslash mathrm\{s\})+\backslash mathrm\{Cl\}\_\{2\}(\backslash mathrm\{g\})$

B. ${\mathrm{C}\mathrm{u}\mathrm{C}\mathrm{l}}_2(\mathrm{a}\mathrm{q})\stackrel{\text{ elektroliza }}{\to }\mathrm{C}\mathrm{u}(\mathrm{s})+{\mathrm{C}\mathrm{l}}_2(\mathrm{g})\backslash mathrm\{CuCl\}\_\{2\}(\backslash mathrm\{aq\})\; \backslash xrightarrow\{\backslash text\; \{\; elektroliza\; \}\}\; \backslash mathrm\{Cu\}(\backslash mathrm\{s\})+\backslash mathrm\{Cl\}\_\{2\}(\backslash mathrm\{g\})$

C. $\mathrm{NH}_{4} \mathrm{NO}_{3}(\mathrm{~s}) \xrightarrow{\Delta} \mathrm{N}_{2} \mathrm{O}(\mathrm{g})+2 ~\mathrm{H}_{2} \mathrm{O}(\mathrm{g})$

D. ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{O}\mathrm{H}(\mathrm{a}\mathrm{q})\stackrel{{\mathrm{H}}_2{\mathrm{S}\mathrm{O}}_4}{\to }{\mathrm{C}}_2{\mathrm{H}}_4(\mathrm{g})+{\mathrm{H}}_2\mathrm{O}(\mathrm{\ell })\backslash mathrm\{C\}\_\{2\}\; \backslash mathrm\{H\}\_\{5\}\; \backslash mathrm\{OH\}(\backslash mathrm\{aq\})\; \backslash xrightarrow\{\backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{SO\}\_\{4\}\}\; \backslash mathrm\{C\}\_\{2\}\; \backslash mathrm\{H\}\_\{4\}(\backslash mathrm\{g\})+\backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{O\}(\backslash ell)$